Compare Sennheiser CX 400BT vs OnePlus Buds Z vs JBL Tune 225TWS
Connectivity
Ports
USB-C
USB-C
USB-C
Wireless Connectivity
Bluetooth 5.1
Bluetooth 5.0
Bluetooth 5
Wireless Range
10 m
Construction
Battery | Capacity
40 mAh (earbud) x2 + 450 mAh (charging box)
22 mAh (3.85V)
Colors
White / Steven Harrington Edition
Triple Black, Pure White, Ocean Blue and Dusty Pink
Drivers
Sennheiser 7mm dynamic driver
10 mm dynamic
12 mm, Dynamic
Form Factor
True Wireless Headphones
Earbud
Headphone Type
In-ear, closed
Dynamic headphones
Dimensions
Size | Depth
35.9 mm
Size | Height
29.05 mm
Weight
2x 6g (earbud) + 37g (charging case)
4.35 g
57 g
Function
Bluetooth Codecs
SBC, AAC, aptX
Bluetooth Profiles
A2DP, AVRCP, HSP, HFP
A2DP 1.3, AVRCP 1.5, HFP 1.7
Fast Charging
10 mins for 3 hours
Weather Resistance
IP55
Performance
Battery Life
7 h with earbuds, 20 h with charging case
Up to 5 hours (music playback) / 3 hours (phone call) / Up to 20 hours music playback (w/ charging box)
5 h (25 h with charging case)
Charging Time
1.5 h
80 mins
2 h
Frequency Response
5 Hz - 21 kHz
20Hz - 20kHz
20 Hz – 20 kHz
Impedance
32 ohms
Microphone Frequency Response
100 Hz - 10 kHz
Microphone Sensitivity
-38 dB ± 2dB
Sensitivity
97 dB ± 3dB
105 dB @ 1kHz/1mW
Production
Availability
2020-09-15
Debut
2020-09-01
2020-10
2020-09-02
Model Name
E502A
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